DS2408 Maxim, DS2408 Datasheet - Page 2

• Manufacturer Part Number: DS2408
• Description: The DS2408 is an 8-channel, programmable I/O 1-Wire® chip
• Manufacturer: Maxim

ABSOLUTE MAXIMUM RATINGS*
* This is a stress rating only and functional operation of the device at these or any other conditions
ELECTRICAL CHARACTERISTICS
(V
P0 to P7, RSTZ, I/O Voltage to GND
P0 to P7, RSTZ, I/O combined sink current
Operating Temperature Range
Junction Temperature
Storage Temperature Range
Lead temperature (soldering 10s)
Soldering Temperature (reflow)
1-Wire Pullup
Voltage
Standby Supply
Current
I/O Pin General Data
1-Wire Pullup
Resistance
Input Capacitance
Input Load Current
High-to-Low
Switching Threshold
Input-Low Voltage
Low-to-High
Switching Threshold
Switching Hysteresis
Output-Low Voltage
at 4mA
Recovery Time
(Note 1)
Rising-Edge Hold-off
Time (Notes 11, 4)
Timeslot Duration
(Notes 1, 12)
CC
above those indicated in the operation sections of this specification is not implied. Exposure to
absolute maximum rating conditions for extended periods of time may affect reliability.
PARAMETER
= 0V or ≥ V
PUP
, T
SYMBOL
V
t
R
A
I
V
V
V
t
V
t
C
V
SLOT
REC
REH
CCS
I
PUP
PUP
TH
HY
OL
TL
= -40°C or +85°C.)
IO
L
IL
Standard speed
Overdrive speed
V
I/O pin at 0.3V
(Notes 1, 2)
(Notes 3, 4)
I/O pin at V
V
(Notes 4, 5, 6)
(Notes 1, 7)
(Notes 4, 5, 8)
(Notes 9, 4)
(Note 10)
Standard speed, R
2.2kΩ
Overdrive speed, R
2.2kΩ
Overdrive speed, Directly
prior to reset pulse; R
= 2.2kΩ
Standard speed
Overdrive speed
Standard speed
Overdrive speed
CC
CC
at V
at 0V
CONDITIONS
PUP,
PUP,
2 of 39
PUP
-0.5V, +6V
20mA
-40°C to +85°C
+150°C
-55°C to +125°C
+300°C
+260°C
PUP
=
PUP
=
MIN
0.16
2.8
3.3
0.5
0.8
0.5
0.5
65
10
5
2
5
TYP
MAX
1200
5.25
5.25
0.30
0.73
2.2
3.2
3.4
0.4
1
1
5
2
UNITS
DS2408
µA
µA
kΩ
pF
µs
µs
µs
V
V
V
V
V
V